Home / 215,925.48-297,822.87-187,193.75

Finding the Fourth Proportional to 215,925.48, 297,822.87 and 187,193.75

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Solution

The fourth proportional to 215,925.48, 297,822.87 and 187,193.75 is: 258,193.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,925.48 : 297,822.87 = 187,193.75 : x
  2. Step 2: Convert to fraction form
    215,925.48/297,822.87 = 187,193.75/x
  3. Step 3: Cross multiply
    215,925.48x = 297,822.87 × 187,193.75
  4. Step 4: Simplify right side
    215,925.48x = 55,750,578,381.95
  5. Step 5: Solve for x
    x = 55,750,578,381.95/215,925.48
  6. Step 6: Final answer
    x = 258,193.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.